| Primary Identifier | MGI:7311992 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Psenen |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxp site was inserted into intron 2 and an FRT site flanked neomycin resistance gene cassette and a second loxP site downstream of the gene. The neo cassette was removed through subsequent flp-mediated recombination, leaving a conditional-ready allele with exons 2-4 floxed. |